| Similarity | Rank | |
|---|---|---|
| exacerbation | 0.797 | 68480 |
| exacerbations | 0.749 | 84019 |
| symptoms | 0.744 | 1591 |
| severe | 0.742 | 2524 |
| prematurity | 0.735 | 92334 |
| sequelae | 0.734 | 85272 |
| acute | 0.727 | 6830 |
| worsening | 0.723 | 22431 |
| symptom | 0.723 | 10426 |
| Onset | 0.718 | 80115 |
| incidence | 0.715 | 9600 |
| symptomatic | 0.715 | 24869 |
| recurrent | 0.713 | 18071 |
| worsens | 0.709 | 40983 |
| prolonged | 0.708 | 8292 |
| hypotension | 0.704 | 45505 |
| discontinuation | 0.703 | 46137 |
| recurrences | 0.703 | 68292 |
| occurrence | 0.702 | 8881 |
| flare-up | 0.702 | 73470 |
| febrile | 0.701 | 64838 |
| severity | 0.701 | 9650 |
| atrophy | 0.700 | 33863 |
| adolescence | 0.699 | 20380 |
| occurs | 0.699 | 3023 |